More stories about Pumps

  • Product Review

    Although tankless water heaters have gotten a lot of attention the last few years, tank-style units offer plenty of efficient options, and in some cases, are actually more efficient.

  • BuildingGreen Announces Top 10 Green Products for 2010

    The list features five residential innovations, including composite decking, a high-efficiency toilet, and a smart pump.

  • Geothermal Heat Pump Series From Enertech MFG

    Enertech MFG. Hydron Module Revolution HXT series geothermal heat pumps are up to 500% efficient, says the firm. A foamed-in heat exchanger prevents condensation, and quadruple compressor isolation reduces noise. The multi-positional cabinets can be field-converted from upflow to downflow, and...

  • Part 4: Geothermal Falls Through

    Poor soil conditions cause Bethesda Bungalows to switch gears on the heating and cooling system for KellyGreen.

  • Solar Heat Pump From Caleffi

    Caleffi. The SRCC-certified Solarie Solar Heat Pump is an all-in-one collector and storage tank system that eliminates the need for a separate backup water heater. Using demineralized water instead of refrigerant liquid as a heat exchanger, it pumps the water to its rooftop collectors only when...

  • New + Notable Summer 2010

    15 New products for sustainable homes, including low-flow faucets, an alternative-energy management system, and a geothermal heat pump.

  • Water Conservation Necessary, Attainable

    Conference speakers outline the scope of the water problem and the steps builders can take to tackle conservation.

  • Product Review: Solar Water Heaters

    As interest in solar hot water climbs, understanding the systems is the first step to maximizing ROI.

  • Product Review: Solar Water Heaters

    As interest in solar hot water climbs, understanding the systems is the first step to maximizing ROI.

  • New + Notable

    New products for sustainable homes, including a heat pump water heater, coconut tiles, low-flow toilets, and reflective roofing.